Answer:
Deep sleep reduces the likelihood someone will have a nightmare.
Explanation:
In simple words, all other points except the last statement are scientifically proves facts of what are some major requirements to get a proper sleep. In history, the cavemen had issues with hunting in darkness so they decided to wait until the day which ultimately led to long sleeps for them.
Also, sleep is essential for the body and brain as it heals the damaged neurons and also relaxes the muscles all over the body.
Answer:
The Peace of Westphalia laid the foundations of modern Europe by acknowledging Europe as a collection of independent states as well as leading to a rise of nationalism among those states, by ending religious wars, and by introducing a new way of peace negotiation.
Explanation:
I'm not sure
A. and C.
As French was still struggling with the damage caused in WW1